Update gems

Gemfile

@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "github-pages", "<= 228",  group: :jekyll_plugins
+gem "github-pages", group: :jekyll_plugins
 gem "jekyll", ">= 3.7", "< 5.0"
 gem "tzinfo-data"
 gem "wdm", "~> 0.1.0" if Gem.win_platform?

Gemfile.lock

@@ -18,7 +18,7 @@ GEM
     coffee-script (2.4.1)
       coffee-script-source
       execjs
-    coffee-script-source (1.11.1)
+    coffee-script-source (1.12.2)
     colorator (1.1.0)
     commonmarker (0.23.10)
     concurrent-ruby (1.2.3)
@@ -41,24 +41,24 @@ GEM
       net-http
     ffi (1.16.3)
     forwardable-extended (2.6.0)
-    gemoji (3.0.1)
-    github-pages (228)
-      github-pages-health-check (= 1.17.9)
-      jekyll (= 3.9.3)
-      jekyll-avatar (= 0.7.0)
-      jekyll-coffeescript (= 1.1.1)
+    gemoji (4.1.0)
+    github-pages (229)
+      github-pages-health-check (= 1.18.2)
+      jekyll (= 3.9.4)
+      jekyll-avatar (= 0.8.0)
+      jekyll-coffeescript (= 1.2.2)
       jekyll-commonmark-ghpages (= 0.4.0)
-      jekyll-default-layout (= 0.1.4)
-      jekyll-feed (= 0.15.1)
+      jekyll-default-layout (= 0.1.5)
+      jekyll-feed (= 0.17.0)
       jekyll-gist (= 1.5.0)
-      jekyll-github-metadata (= 2.13.0)
+      jekyll-github-metadata (= 2.16.1)
       jekyll-include-cache (= 0.2.1)
       jekyll-mentions (= 1.6.0)
       jekyll-optional-front-matter (= 0.3.2)
       jekyll-paginate (= 1.1.0)
       jekyll-readme-index (= 0.3.0)
       jekyll-redirect-from (= 0.16.0)
-      jekyll-relative-links (= 0.6.1)
+      jekyll-relative-links (= 0.7.0)
       jekyll-remote-theme (= 0.4.3)
       jekyll-sass-converter (= 1.5.2)
       jekyll-seo-tag (= 2.8.0)
@@ -78,28 +78,28 @@ GEM
       jekyll-theme-tactile (= 0.2.0)
       jekyll-theme-time-machine (= 0.2.0)
       jekyll-titles-from-headings (= 0.5.3)
-      jemoji (= 0.12.0)
-      kramdown (= 2.3.2)
+      jemoji (= 0.13.0)
+      kramdown (= 2.4.0)
       kramdown-parser-gfm (= 1.1.0)
       liquid (= 4.0.4)
       mercenary (~> 0.3)
       minima (= 2.5.1)
       nokogiri (>= 1.13.6, < 2.0)
-      rouge (= 3.26.0)
+      rouge (= 3.30.0)
       terminal-table (~> 1.4)
-    github-pages-health-check (1.17.9)
+    github-pages-health-check (1.18.2)
       addressable (~> 2.3)
       dnsruby (~> 1.60)
-      octokit (~> 4.0)
-      public_suffix (>= 3.0, < 5.0)
+      octokit (>= 4, < 8)
+      public_suffix (>= 3.0, < 6.0)
       typhoeus (~> 1.3)
     html-pipeline (2.14.3)
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.8.0)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
-    jekyll (3.9.3)
+    jekyll (3.9.4)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -112,27 +112,27 @@ GEM
       pathutil (~> 0.9)
       rouge (>= 1.7, < 4)
       safe_yaml (~> 1.0)
-    jekyll-avatar (0.7.0)
+    jekyll-avatar (0.8.0)
       jekyll (>= 3.0, < 5.0)
-    jekyll-coffeescript (1.1.1)
+    jekyll-coffeescript (1.2.2)
       coffee-script (~> 2.2)
-      coffee-script-source (~> 1.11.1)
+      coffee-script-source (~> 1.12)
     jekyll-commonmark (1.4.0)
       commonmarker (~> 0.22)
     jekyll-commonmark-ghpages (0.4.0)
       commonmarker (~> 0.23.7)
       jekyll (~> 3.9.0)
       jekyll-commonmark (~> 1.4.0)
       rouge (>= 2.0, < 5.0)
-    jekyll-default-layout (0.1.4)
-      jekyll (~> 3.0)
-    jekyll-feed (0.15.1)
+    jekyll-default-layout (0.1.5)
+      jekyll (>= 3.0, < 5.0)
+    jekyll-feed (0.17.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-gist (1.5.0)
       octokit (~> 4.2)
-    jekyll-github-metadata (2.13.0)
+    jekyll-github-metadata (2.16.1)
       jekyll (>= 3.4, < 5.0)
-      octokit (~> 4.0, != 4.4.0)
+      octokit (>= 4, < 7, != 4.4.0)
     jekyll-include-cache (0.2.1)
       jekyll (>= 3.7, < 5.0)
     jekyll-mentions (1.6.0)
@@ -145,7 +145,7 @@ GEM
       jekyll (>= 3.0, < 5.0)
     jekyll-redirect-from (0.16.0)
       jekyll (>= 3.3, < 5.0)
-    jekyll-relative-links (0.6.1)
+    jekyll-relative-links (0.7.0)
       jekyll (>= 3.3, < 5.0)
     jekyll-remote-theme (0.4.3)
       addressable (~> 2.0)
@@ -203,11 +203,11 @@ GEM
       jekyll (>= 3.3, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    jemoji (0.12.0)
-      gemoji (~> 3.0)
+    jemoji (0.13.0)
+      gemoji (>= 3, < 5)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
-    kramdown (2.3.2)
+    kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
@@ -233,13 +233,13 @@ GEM
       sawyer (~> 0.9)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.7)
+    public_suffix (5.0.4)
     racc (1.7.3)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.6)
-    rouge (3.26.0)
+    rouge (3.30.0)
     ruby2_keywords (0.0.5)
     rubyzip (2.3.2)
     safe_yaml (1.0.5)
@@ -274,7 +274,7 @@ PLATFORMS
 
 DEPENDENCIES
   activesupport (>= 4.1.11)
-  github-pages (<= 228)
+  github-pages
   jekyll (>= 3.7, < 5.0)
   jekyll-feed
   jekyll-gist